4-(2-Aminoethyldithio)-benzoic acid, also known as 4-mercaptobenzoic acid, is an organic compound with the chemical formula C9H9NO2S2. It is a white crystalline solid that is soluble in water and has a molecular weight of 229.31 g/mol. 4-<2-Amino-ethyldithio>-benzoesaeure is characterized by the presence of a benzoic acid backbone, with a dithioether group attached to the para position and an aminoethyl group attached to the dithioether. It is used in various applications, including as a chemical intermediate in the synthesis of pharmaceuticals and agrochemicals, as well as in the production of dyes and pigments. Due to its reactivity, it is important to handle 4-<2-Amino-ethyldithio>-benzoesaeure with care, as it may have potential health and environmental impacts.
The CAS Registry Mumber 1906-40-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,9,0 and 6 respectively; the second part has 2 digits, 4 and 0 respectively. Calculate Digit Verification of CAS Registry Number 1906-40: (6*1)+(5*9)+(4*0)+(3*6)+(2*4)+(1*0)=77 77 % 10 = 7 So 1906-40-7 is a valid CAS Registry Number.